Mark
CreativeMountainGames.com
These days it is a limited run, the greater opening weekend take the longer it takes to get to the pull number but these days, 10 weeks is life on the big screen.
30% to 40% of the "domestic take" comes from opening weekend.
I guess one of the few alternate strategies is one used by films like Gran Torino when it's this time of year and the Oscars are looming.